Ahn, J. K.Akikawa, H.Aoki, S.Arai, K.Takahashi, H.2004-12-032004-12-0320012001http://hdl.handle.net/2003/165810.17877/DE290R-11437enThe American Physical SocietyPhysical Review Letters530Observation of a 6Lambda LambdaHe Double Hypernucleus10.1103/PhysRevLett.87.212502article (journal)